Finding the Fourth Proportional to 93,078.72, 139,676.40 and 37,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   93,078.72 : 139,676.40 = 37,674.72 : x
2. Step 2: Convert to fraction form
   93,078.72/139,676.40 = 37,674.72/x
3. Step 3: Cross multiply
   93,078.72x = 139,676.40 × 37,674.72
4. Step 4: Simplify right side
   93,078.72x = 5,262,269,260.61
5. Step 5: Solve for x
   x = 5,262,269,260.61/93,078.72
6. Step 6: Final answer
   x = 56,535.69